Revert "genirq: Provide new interfaces for affinity hints"

This reverts commit b039655d which is
commit 65c7cded upstream.

It breaks the Android kernel abi and can be brought back in the future
in an abi-safe way if it is really needed.

Bug: 161946584
Change-Id: Id1186616de132837d79cd571d226d9c74b5684a7
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>